Safety arming feature: regardless the throttle stick position, the motor will not spin after battery connected.
Throttle calibration: throttle range can be configured to provide best throttle linearity, fully compatible with all market available transmitters.
Programmable items:
Brake setting: brake enabled / brake disabled.
Battery type: Li-xx(Li-ion or LiPo) / Ni-xx(NiMh or NiCd).
Low voltage protection mode (cutoff mode): gradually reduce the output power / cutoff the output power.
Low voltage cutoff protection threshold (cutoff threshold): low / medium / high.
Start mode: normal / soft / very soft.
Timing: low / medium / high.
Reset: reset all the programmable items to their default settings.
Full protection features: low voltage cutoff protection / over-heat protection / throttle signal lost protection.

Specifications:
XXD A2212 1000KV brushless outrunner motor:
KV: 1000
Max. efficiency: 80%
Max. efficiency current: 4-10A (>75%)
Current capacity: 12A/60s
No Load current @ 10V: 0.5A
No. of cells: 2-3 Li-Poly
Motor size: 27.5 * 27mm / 1.1 * 1.1in
Shaft diameter: 3.17mm / 0.1in
Weight: 48g / 1.7oz

brushless motor:
100% brand new
KV: 1000
Max Efficiency: 80%
Max Efficiency Current: 4-10A (>75%)
Current Capacity: 12A/60s
No Load Current: 10V 0.5A
No. Of Cells: 2-3 Li-Poly
Motor Dimensions: 2.5 x 3cm
Shaft Diameter: 2.5cm
10*4.5 blades:
High quality plastic 10*4.5
Package size: 27 * 7 * 4cm / 10.6 * 2.8 * 1.6in
Package weight: 303g / 10.7oz

Packet content:

• 100% Brand New

• 4 * A2212  Brushless Outrunner Motor with Mount
  2 * Pairs of 1045L/R Propellers (Black)